1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _PRB_PROC_INT_H 28*0Sstevel@tonic-gate #define _PRB_PROC_INT_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate /* 37*0Sstevel@tonic-gate * Interfaces private to proc layer 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include <sys/types.h> 41*0Sstevel@tonic-gate #include <sys/syscall.h> 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #include <tnf/probe.h> 44*0Sstevel@tonic-gate #include <note.h> 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #include "prb_proc.h" 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* 49*0Sstevel@tonic-gate * size of breakpoint instruction 50*0Sstevel@tonic-gate */ 51*0Sstevel@tonic-gate #if defined(__sparc) 52*0Sstevel@tonic-gate typedef unsigned int bptsave_t; 53*0Sstevel@tonic-gate #elif defined(__i386) || defined(__amd64) 54*0Sstevel@tonic-gate typedef unsigned char bptsave_t; 55*0Sstevel@tonic-gate #endif 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate /* 58*0Sstevel@tonic-gate * memory shared between parent and child when exec'ing a child. 59*0Sstevel@tonic-gate * child spins on "spin" member waiting for parent to set it free 60*0Sstevel@tonic-gate */ 61*0Sstevel@tonic-gate typedef struct shmem_msg { 62*0Sstevel@tonic-gate boolean_t spin; 63*0Sstevel@tonic-gate } shmem_msg_t; 64*0Sstevel@tonic-gate NOTE(SCHEME_PROTECTS_DATA("parent writes; child reads", shmem_msg)) 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate /* 67*0Sstevel@tonic-gate * per /proc handle state 68*0Sstevel@tonic-gate */ 69*0Sstevel@tonic-gate struct prb_proc_ctl { 70*0Sstevel@tonic-gate int procfd; 71*0Sstevel@tonic-gate int pid; 72*0Sstevel@tonic-gate uintptr_t bptaddr; 73*0Sstevel@tonic-gate bptsave_t saveinstr; /* instruction that bpt replaced */ 74*0Sstevel@tonic-gate boolean_t bpt_inserted; /* is bpt inserted ? */ 75*0Sstevel@tonic-gate uintptr_t dbgaddr; 76*0Sstevel@tonic-gate }; 77*0Sstevel@tonic-gate NOTE(SCHEME_PROTECTS_DATA("one thread per handle", prb_proc_ctl)) 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate /* 80*0Sstevel@tonic-gate * Declarations 81*0Sstevel@tonic-gate */ 82*0Sstevel@tonic-gate prb_status_t prb_status_map(int); 83*0Sstevel@tonic-gate prb_status_t find_executable(const char *name, char *ret_path); 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate /* shared memory lock interfaces */ 86*0Sstevel@tonic-gate prb_status_t prb_shmem_init(volatile shmem_msg_t **); 87*0Sstevel@tonic-gate prb_status_t prb_shmem_wait(volatile shmem_msg_t *); 88*0Sstevel@tonic-gate prb_status_t prb_shmem_clear(volatile shmem_msg_t *); 89*0Sstevel@tonic-gate prb_status_t prb_shmem_free(volatile shmem_msg_t *smp); 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate /* runs and stops the process to clear it out of system call */ 92*0Sstevel@tonic-gate prb_status_t prb_proc_prstop(prb_proc_ctl_t *proc_p); 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate /* break point interfaces */ 95*0Sstevel@tonic-gate prb_status_t prb_proc_tracebpt(prb_proc_ctl_t *proc_p, boolean_t bpt); 96*0Sstevel@tonic-gate prb_status_t prb_proc_istepbpt(prb_proc_ctl_t *proc_p); 97*0Sstevel@tonic-gate prb_status_t prb_proc_clrbptflt(prb_proc_ctl_t *proc_p); 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate /* read a string from target process */ 100*0Sstevel@tonic-gate prb_status_t prb_proc_readstr(prb_proc_ctl_t *proc_p, uintptr_t addr, 101*0Sstevel@tonic-gate const char **outstr_pp); 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate #ifdef __cplusplus 104*0Sstevel@tonic-gate } 105*0Sstevel@tonic-gate #endif 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate #endif /* _PRB_PROC_INT_H */ 108